@article{CM_1975__31_2_119_0, author = {Koblitz, Neal}, title = {$p$-adic variation of the zeta-function over families of varieties defined over finite fields}, journal = {Compositio Mathematica}, pages = {119--218}, publisher = {Noordhoff International Publishing}, volume = {31}, number = {2}, year = {1975}, zbl = {0332.14008}, mrnumber = {414557}, language = {en}, url = {http://archive.numdam.org/item/CM_1975__31_2_119_0/} }